Widely Fitment -- 2204 Uni Bender for clean, crisp bends on most sheet metal, suitable for both straight and curved sheets. Easy to adjust for 3/8" to 8" bends height. Unit Parameters -- Maximum bending height: 200 mm / 8.0″, Minimum bending height: 5 mm / 0.2″, Bending capacity: 0.80 mm / 0.031″, For all common materials: copper, zinc, steel, aluminum, freedom gray, lead coated copper, galvanized steel etc. Making Perfect Bend -- Professional metal bending tool can produce uniform bends and achieve up to 10′ lengths of perfect straight bends up to 90 degrees, enhancing your metal processing capabilities. Accurate Depth Gauge -- Metal roller bender is equipped with a precision inch ruler, so you can adjust the exact bend size as you need. Large, comfortable adjustment knobs hold the height setting securely and easy locking in place. Premium Construction -- High-quality solid steel columns, upgraded solid structure to provide high strength and impact resistance, anti-corrosion, anti-rust, and anti-deformation. Satisfaction Guarantee -- Yoursme aims to provide excellent products and best service for customers. You can simply return it if you are not satisfied with the product. We support 12 month warranty. Great for clean, crisp bends on most sheet metal, suitable for both straight and curved sheets. Easy to adjust for 3/8" to 8" bends height.